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/**
 * Copyright (c) 2013, Santiago Ontañón All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
 * following conditions are met:
 * 
 * Redistributions of source code must retain the above copyright notice, this list of conditions and the following
 * disclaimer. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the
 * following disclaimer in the documentation and/or other materials provided with the distribution. Neither the name of
 * the IIIA-CSIC nor the names of its contributors may be used to endorse or promote products derived from this software
 * without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
  
 package ftl.base.core.amalgam;

import java.util.List;

import ftl.base.core.FTKBase;
import ftl.base.core.FTRefinement;
import ftl.base.core.FeatureTerm;
import ftl.base.core.Ontology;
import ftl.base.utils.FeatureTermException;

/**
 *
 * @author santi
 */
public class FTEFSize implements AmalgamEvaluationFunction {

    public double evaluate(FeatureTerm t, FeatureTerm transfer1, FeatureTerm transfer2, FTKBase dm, Ontology o) {
        return size(t,dm,o);
    }
    
    public static int size(FeatureTerm t, FTKBase dm, Ontology o) {
        int size = 0;
        try {
            List<FeatureTerm> l;
            do{
                l = FTRefinement.getSomeGeneralizationsAggressive(t, dm, o);
                if (!l.isEmpty()) {
                    t = l.get(0);
                    size++;
                }
            }while(!l.isEmpty());
        } catch (FeatureTermException ex) {
            ex.printStackTrace();
        }
        return size;        
    }
}
